gass&u gasunie [read-only] - unece
TRANSCRIPT
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Geneva, January 23, 2003
InnovationInnovationInnovation
The added value to pipeline integrity
The added value to pipeline integrity
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Geneva, January 23, 2003
AgendaAgenda
• Gastransport Services (GTS)
• Gasunie Research (GUR)
• Mission of GTS with respect to pipelines
• The added value of innovation
• Gastransport Services (GTS)
• Gasunie Research (GUR)
• Mission of GTS with respect to pipelines
• The added value of innovation
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Geneva, January 23, 2003
OrganisationOrganisationN.V. Nederlandse Gasunie N.V. Nederlandse Gasunie
(holding)(holding)
Gastransport Gastransport Services Services 12001200
Gasunie Gasunie Trade & Supply Trade & Supply 150150
AAAsset Asset
managementmanagement180180
EEEngineeringEngineering
OOOperationsOperations
600600
MMMarket &Market &RegulationRegulation
SSTransport Transport
ServicesServices
RRResearch & Research & DevelopmentDevelopment
9090
SafetySafetyTransportplanningTransportplanningInfrastructureInfrastructureDispatchingDispatching
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Geneva, January 23, 2003
Gastransport Services
kmkm•• Total length of gas transmission gridTotal length of gas transmission grid 11,60011,600
•• Compressor stationsCompressor stations 88
•• Blending stationsBlending stations 99
•• MeMetering tering and regulating stationsand regulating stations 7575
•• Gas delivery stationsGas delivery stations 1,1001,100
•• Export stationsExport stations 1010
•• Storage plant of LNGStorage plant of LNG 11
•• Calibration systemsCalibration systems 22
•• Nitrogen plantNitrogen plant 11
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Geneva, January 23, 2003
Gasunie ResearchGasunie Research
• The Natural Gas Lab in the Netherlands
• Located near the Groningen field, the largest Natural Gas Field in western Europe
• 40 years of research and consultancy experience as a part of the Gasunie organisation
• 100 researchers/consultants on different working fields
• Approx. € 13 million turnover
• The Natural Gas Lab in the Netherlands
• Located near the Groningen field, the largest Natural Gas Field in western Europe
• 40 years of research and consultancy experience as a part of the Gasunie organisation
• 100 researchers/consultants on different working fields
• Approx. € 13 million turnover
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Geneva, January 23, 2003
Gasunie Research: Added ValueGasunie Research: Added Value
Added Value:• Cost reduction• Emission Reduction• Quality
Improvement• Improvement of
Safety• Improvement of
operations reliability
AddedAdded Value:Value:•• Cost reductionCost reduction•• Emission ReductionEmission Reduction•• Quality Quality
ImprovementImprovement•• Improvement Improvement of of
SafetySafety•• Improvement Improvement of of
operations operations reliabilityreliability
In the fields of:• Gas transmission and
distribution• Gas combustion• Energy Conversion• Energy transmission and
distribution
Via:• Consultancy• Innovation• Trouble shooting• Project Management
In the In the fields fields of:of:•• Gas Gas transmission transmission and and
distributiondistribution•• Gas Gas combustioncombustion•• Energy ConversionEnergy Conversion•• Energy transmissionEnergy transmission and and
distributiondistribution
Via:Via:•• ConsultancyConsultancy•• InnovationInnovation•• Trouble shootingTrouble shooting•• Project ManagementProject Management
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Geneva, January 23, 2003
Mission of GTSMission of GTS
Preservation of a safe and reliable gas transmission network at the lowest
(life-cycle-) cost=
Preservation of integrity !
Preservation of a safe and reliable gas transmission network at the lowest
(life-cycle-) cost=
Preservation of integrity !
PasttrustPasttrust
Futureproof
Futureproof
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Geneva, January 23, 2003
PublicEmployeesEnvironment
P(I)MS Customers&
Suppliers
Cost Reliability
Safety
Stakeholders
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Geneva, January 23, 2003
R&D: From vision to company valueR&D: From vision to company value
vision
market opportunities
business vision
business opportunities
added value
business case
develop option
technology vision
identify technology option
prototype
develop application
EXPLORE
SELECT
FOCUS
BUSINESSTECHNOLOGY
value
Source: Shell
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Geneva, January 23, 2003
Concerns (threats)Concerns (threats)
• Technical– Older pipelinematerials– Appr. 50 % non-
piggable– No digital Asset
register– Bacterial corrosion– Coating degradation– ….
• Technical– Older pipelinematerials– Appr. 50 % non-
piggable– No digital Asset
register– Bacterial corrosion– Coating degradation– ….
• Societal– Re-routing because of
land use planning– Third party damage– Infrastructural works– New rules and
legislation– Regulatory restrictions– ….
• Societal– Re-routing because of
land use planning– Third party damage– Infrastructural works– New rules and
legislation– Regulatory restrictions– ….
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Geneva, January 23, 2003
Measures and innovationMeasures and innovation
• Pipeline inspections– Walking/driving– helicopterflights
• Trace management– One-call system– Land-use planning (safety zones)
• CP– Regular checks on testposts /
rectifiers / drainages
• Diagnostics– Pigging– Coating surveys
• Pipeline management
• Pipeline inspections– Walking/driving– helicopterflights
• Trace management– One-call system– Land-use planning (safety zones)
• CP– Regular checks on testposts /
rectifiers / drainages
• Diagnostics– Pigging– Coating surveys
• Pipeline management
• Presense
• Risk assesment: modelling
• CP modelling
• Nopig
• PIMS
• Naturalhy
•• PresensePresense
•• Risk Risk assesmentassesment: : modellingmodelling
•• CP CP modellingmodelling
•• NopigNopig
•• PIMSPIMS
•• NaturalhyNaturalhy
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Geneva, January 23, 2003
InnovationInnovation
P(I)MS
Cost
Safety
Reliability
• Pipesafe klein• Nopig
• CP-modelling
• Presense
• P(I)MS• Naturalhy
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Geneva, January 23, 2003
Innovation examplesInnovation examples
• Presense [2001 – 2004]
• Risk assessment modelling
• CP modelling
• Nopig
• PIMS
• Naturalhy
•• Presense Presense [2001 [2001 –– 2004]2004]
• Risk assessment modelling
• CP modelling
• Nopig
• PIMS
• Naturalhy
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Geneva, January 23, 2003
PresensePresense
Pipeline Remote Sensing for Safety and the Environment
A 17 partner EU consortium –part funded by the EU
2001 - 2004
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Geneva, January 23, 2003
The vision for European gas/oilpipeline operators
The vision for European gas/oilpipeline operators
To develop and
integrate the elements of a
pipeline management system
● to improve safety,
● reduce survey costs
using remote monitoring techniques.
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Geneva, January 23, 2003
A broad European consortiumA broad European consortium
Advantica-Transco
Ruhrgas
Gaz de France
Fluxys
Gasunie
VNG
BP
Geological & environmental
Flight campaigns& new sensortechnologies
Imagerydata analysis
Intermap
DLR
NPA
CS
TNO
Definiens
Systemintegration
NLR
ISS
Pipelineoperators
BGS
Univ. Nott
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Geneva, January 23, 2003
GUR contribution to Presense:GUR contribution to Presense:
A cost benefit model:
balancingtechniques & economics
A cost benefit model:
balancingtechniques & economics
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Geneva, January 23, 2003
* A+C
20085*A+B
C
*B+C
10040B
* A+B+C
15075A
00None
AnnualDetection
Costs[k€]
Probability of
Detection[%]
Detection Method
300
1200
500
2000
Annual Damage
Costs[k€]
1500
700
1350
0
Annual Benefit
[k€]
a combination of measuresa combination of measures
*) Boolean summation
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Geneva, January 23, 2003
Cost Benefit Modelsearching for the optimum
Cost Benefit Modelsearching for the optimum
Inspection
Damage cost
Inspection + damage cost Benefit
-1000
-500
0
500
1000
1500
2000
2500
3000
3500
0 20 40 60 80 100
POD [%]
k€
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Geneva, January 23, 2003
Innovation: examplesInnovation: examples
• Presense
• CP modelling [2000 - …]
• Risk assessment modelling
• Nopig
• PIMS
• Naturalhy
• Presense
•• CP CP modelling modelling [2000 [2000 -- …]…]
• Risk assessment modelling
• Nopig
• PIMS
• Naturalhy
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CP-modelling: why?CP-modelling: why?
Design check/optimisation existing CP-system•Number and locations of
-anodes-drainages-CP test posts
•Setpoints rectifiers
Re-evaluation against changing conditions•HVAC powerlines•AC/DC Traction (e.g. railroads)•Pipeline network modifications
Troubleshooting
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Geneva, January 23, 2003
CP-modellingCP-modellingCP modelling tool
CatPro (Elsyca)Elsy (Elsyca)
(alternatives: BEASY or University of Florida)
OutputPotential distributionCurrent distributionCurrent density distribution2D and 1D Graphs
• Colour schemes• Vectors (current distribution)
Numerical tables
CP modelling toolCatPro (Elsyca)Elsy (Elsyca)
(alternatives: BEASY or University of Florida)
OutputPotential distributionCurrent distributionCurrent density distribution2D and 1D Graphs
• Colour schemes• Vectors (current distribution)
Numerical tables
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Geneva, January 23, 2003
a model
the output
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Geneva, January 23, 2003
Examples of modelling:potentials
Examples of modelling:potentials
Railroad crossing:Load relieve construction
Casing:Coating defect
defect
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Geneva, January 23, 2003
Innovation examplesInnovation examples
• Presense
• CP-modelling
• Risk assessment modelling [2001 – 2003]
• Nopig
• PIMS
• Naturalhy
• Presense
• CP-modelling
•• Risk Risk assessment modelling assessment modelling [2001 [2001 –– 2003]2003]
• Nopig
• PIMS
• Naturalhy
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Geneva, January 23, 2003
Probabilistic approach in NL
IR (10-6) / SR (FN2 < 0.01)
Revision of NEN 3650
Pipeline risk contours applicable for pipelines and for installations
Pipeline RiskPipeline Risk
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Geneva, January 23, 2003
Tables Tracé engineerPipeline engineer
Safety Engineer
RiskAssessment
Engineer
Pipesafeklein
Pipesafe
Rules of thumb
Compl
exity
Risk assessment tools
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Geneva, January 23, 2003
PIPESAFEPIPESAFE
• Result of international cooperation
• Well validated by numerous experiments on large diameter, high pressure gaslines
• Complicated to handle
• Result of international cooperation
• Well validated by numerous experiments on large diameter, high pressure gaslines
• Complicated to handle
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Geneva, January 23, 2003
SystemSystem DataData FailureFailure
Gas Gas outflowoutflowHeat Heat RadiationRadiation
SurvivalSurvival RiskRisk
pipe datapipe datagas detailsgas details
atmospheric conditionsatmospheric conditionssite site propertiesproperties
modesmodescausescauses
frequenciesfrequenciesstatisticsstatistics
dispersiondispersiontransienttransient
pipe pipe networknetworkparallel parallel lineslines
ignition probabilityignition probabilityfire ballfire ball
eventevent timetimetransienttransient
lethalitylethality criteriacriteriascenarioscenariosheltershelter
house house burning distanceburning distance
individual riskindividual riskinhabitant inhabitant riskrisk
societalsocietal riskriskacceptanceacceptance criteriacriteria
Risk Risk Calculation MethodologyCalculation Methodology
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Geneva, January 23, 2003
Individual risk (1)Individual risk (1)
10-8
10-6
1. failure frequency;
2. gas outflow;
3. heat radiation;
4. lethality;
5. Find distance to 10-6 risk
6. Repeat for each configuration
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Geneva, January 23, 2003
Individual risk (2)Individual risk (2)
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Geneva, January 23, 2003
Societal risk (1)Societal risk (1)
10-8
10-6
1. FF of segment
2. gas outflow;
3. heat radiation;
4. lethality;
5. risk
6. number of casualties
7. repeat step 1-6 until end of 1 km of pipe
8. table with victims per FF
9. sort table
10. draw FN-curve
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Geneva, January 23, 2003
Societal Risk (2)Societal Risk (2)
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Geneva, January 23, 2003
Innovation examplesInnovation examples
• Presense
• CP modelling
• Risk assessment modelling
• Nopig [2001 – 2003]
• PIMS
• Naturalhy
• Presense
• CP modelling
• Risk assessment modelling
•• Nopig Nopig [2001 [2001 –– 2003]2003]
• PIMS
• Naturalhy
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Geneva, January 23, 2003
Nopig®
an above ground inspection technique for detecting metal loss on (non-piggable) lines
Nopig®
an above ground inspection technique for detecting metal loss on (non-piggable) lines
Scope• determination of the performance of the instrument
Organisation• Multi-sponsor project (9 partners)• Laboratory tests (appr. 1000 measurements)• Fieldtests (in combination with pigruns and coating
survey techniques)
Scope• determination of the performance of the instrument
Organisation• Multi-sponsor project (9 partners)• Laboratory tests (appr. 1000 measurements)• Fieldtests (in combination with pigruns and coating
survey techniques)
® : registered tradename
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Geneva, January 23, 2003
Nopig: systemNopig: system
Source: FINO AG
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Geneva, January 23, 2003
Nopig: the equipmentNopig: the equipment
Source: FINO AG
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Geneva, January 23, 2003
Pipe with 12 o`clock defectPipe without defect
HF-currentLF-current
defect
shift
Nopig: detection principleNopig: detection principle
Magneticflux lines
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Geneva, January 23, 2003
Nopig: signal analysisThe influence of parameter settings
Nopig: signal analysisThe influence of parameter settings
Source: FINO AG
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Geneva, January 23, 2003
Concept of inspection techniquesConcept of inspection techniques
Performancetechnique
Corrosiontolerance
Corrosiondistribution
coherence
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Geneva, January 23, 2003
Nopigtechnical specifications per 28/10/2002
Nopigtechnical specifications per 28/10/2002
• Nominal pipediameter: 3” – 12”• Maximum wall thickness: 10 mm• Depth of pipe: 1.5 meter• Distance between connecting points: 500
meter• Inspection length per day: 500 meter
Reference defect dimensions– Cup shaped defect: 50 mm– Peak wall loss: 50 %– Pipeline depth: 1.2 mtr– POD: 92 %– Defect sizing tolerance: 20 %
• Minimum defect size: 30 %• Defect sizing: >40 % ML
•• Nominal pipediameterNominal pipediameter: 3” : 3” –– 12”12”•• Maximum wall thickness: 10 mmMaximum wall thickness: 10 mm•• Depth Depth of pipe: 1.5 meterof pipe: 1.5 meter•• DistanceDistance between between connectingconnecting points: 500 points: 500
metermeter•• Inspection length Inspection length per per dayday: 500 meter: 500 meter
ReferenceReference defect dimensionsdefect dimensions–– Cup Cup shaped shaped defect: 50 mmdefect: 50 mm–– PeakPeak wall loss: 50 %wall loss: 50 %–– Pipeline depthPipeline depth: 1.2 mtr: 1.2 mtr–– POD: 92 %POD: 92 %–– Defect sizing Defect sizing tolerancetolerance: 20 %: 20 %
•• Minimum defect Minimum defect sizesize: 30 %: 30 %•• Defect sizing: >40 % MLDefect sizing: >40 % ML
Source: FINO AG
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Geneva, January 23, 2003
Innovation examplesInnovation examples
• Presense
• CP modelling
• Risk assessment modelling
• Nopig
• PIMS [2002 – 2004]
• Naturalhy
• Presense
• CP modelling
• Risk assessment modelling
• Nopig
•• PIMS [2002 PIMS [2002 –– 2004]2004]
• Naturalhy
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Geneva, January 23, 2003
PIMS: balancing the systemPIMS: balancing the system
Design&
construction
Operations&
maintenance
Integritystatus
Threats
Measures
OK
Not efficient
DANGER
Innovation
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Geneva, January 23, 2003
PIMS system hierarchyPIMS system hierarchy
Decision
Decision
Add-ontools
Standardtools
Interface
Database
Layer Functionality
Economics
IntegrityRemnant life
Inspection intervalsRepair/rehabilitation
CP expertCorrosion growth
Risk contoursStatistics
Database(s)
TOOLS &
APPLICATIONS
Decision
Interface
GIS-viewerDocument retrieval
SAP-Plant MaintenanceSAP-Business Warehouse
EAI-bizz talk
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Geneva, January 23, 2003
PIMS: add-on ToolsPIMS: add-on Tools
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
0 50 100 150 200 250 300 350 400
2
Economical assessment
Remnant Life IntegrityAssessment
AnalysisDefect-
assessment
Pigrun data
SurveillanceSurveys
Mech. strength
Inspectiondata
CP-modellingCoating surveysCP-data
Corrosion
IR / SRHazard
consequenceszoning
RiskAssessment
Integrity
fence
fenceh1encl
workshoputility
h2solarh31h32
stackstack12 kW/m225 kW/m250 kW/m2
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Geneva, January 23, 2003
NaturalhyNaturalhy
• Presense
• CP modelling
• Risk assessment modelling
• Nopig
• PIMS
• Naturalhy [2004 – 2008]
• Presense
• CP modelling
• Risk assessment modelling
• Nopig
• PIMS
•• Naturalhy Naturalhy [2004 [2004 –– 2008]2008]
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Geneva, January 23, 2003
NaturalhyNaturalhy
Smooth and cost effective introductionof hydrogen into the society by using
the existing natural gas system
Smooth and cost effective introductionof hydrogen into the society by using
the existing natural gas system
NATURALHY
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Geneva, January 23, 2003
Naturalhy: the H2-projectNaturalhy: the H2-project
• EU-sponsored (6-th framework)
• 30-40 partner program– Gascompanies– Manufacturers– Research Institutes and Universities
• Budget: >> 10 M.Euro
• Project coordination: Gasunie Research
• EU-sponsored (6-th framework)
• 30-40 partner program– Gascompanies– Manufacturers– Research Institutes and Universities
• Budget: >> 10 M.Euro
• Project coordination: Gasunie Research
NATURALHY
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Geneva, January 23, 2003
NaturalhyWP: Integrity and Durability
NaturalhyWP: Integrity and Durability
• Improved inspection requirements• Probability of detection• Inspection intervals• Description of defectgeometry• Sizing accuracy• New technologies (EMAT/s, UT, …)
• Updated repair technique validation• Reliability of repair techniques• Complete functional specifications
• Integration of new techniques with current practice
• Budget: 4-4.5 M.Euro
• Partners: operators, inspection & pig vendors, others
• Improved inspection requirements• Probability of detection• Inspection intervals• Description of defectgeometry• Sizing accuracy• New technologies (EMAT/s, UT, …)
• Updated repair technique validation• Reliability of repair techniques• Complete functional specifications
• Integration of new techniques with current practice
• Budget: 4-4.5 M.Euro
• Partners: operators, inspection & pig vendors, others
NATURALHY
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Geneva, January 23, 2003
Innovation: the added valueInnovation: the added value
• Gastransmission lines– W-Europe: > 100.000 km– World: > 800.000 km
• Oil transmission lines:– W-Europe: >25.000 km
Suppose: • 400 kE/km invested• Innovation leads to 1-2 % efficiency improvement (increased
lifetime, reduced OPEX, etc)
• Gastransmission lines– W-Europe: > 100.000 km– World: > 800.000 km
• Oil transmission lines:– W-Europe: >25.000 km
Suppose: • 400 kE/km invested• Innovation leads to 1-2 % efficiency improvement (increased
lifetime, reduced OPEX, etc)
Total: > 1.000.000 km large transmission lines
Added Added valuevalue
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Geneva, January 23, 2003
www.gasunieresearch.nlwww.gasunieresearch.nl
P.O.-Box 199700 MA Groningen
P.O.-Box 199700 MA Groningen